<template>
    <div>
        <el-container>
            <el-header>
                <h2 class="h22">用户登录页面</h2>
            </el-header>
            <el-main>
                <el-form :model="ruleForm" :rules="rules" ref="ruleForm" label-width="100px" class="demo-ruleForm">
                    <el-form-item label="用户姓名" prop="username">
                        <el-input v-model="ruleForm.username"></el-input>
                    </el-form-item>
                    <el-form-item label="用户密码" prop="password">
                        <el-input type="password" v-model="ruleForm.password"></el-input>
                    </el-form-item>
                    <el-form-item>
                        <el-button type="primary" @click="submitForm('ruleForm')">立即登录</el-button>
                        <el-button @click="resetForm('ruleForm')">重置</el-button>
                    </el-form-item>
                </el-form>
            </el-main>
        </el-container>
    </div>
</template>

<script>
    export default {
        name: "Login",
        data () {
            return {
                ruleForm: {
                    username: '',
                    password: ''
                },
                rules: {
                    username: [
                        { required: true, message: '请输入用户名称', trigger: 'blur' },
                        { min: 3, max: 15, message: '长度在 3 到 15 个字符', trigger: 'blur' }

                    ],
                    password: [
                        { required: true, message: '请选择密码', trigger: 'blur' }
                    ]
                }
            };
        },
        methods: {
            submitForm (formName) {
                this.$refs[formName].validate((valid) => {
                    if (valid) {
                        let data = {
                            'stuNum':String(this.ruleForm.username),
                            'password':String(this.ruleForm.password)
                        };
                        this.request.post('/demoVue/stu/login',data).then(m => {
                            //alert()
                                if (m.code == 200) {
                                    console.info(m.data)
                                    localStorage.setItem('stu',JSON.stringify(m))
                                    this.$router.push({
                                        path: '/HomePage',
                                    });
                                }else{
                                    console.log("账号或密码错误");
                                    alert("用户名或密码错误！")
                                }
                            })
                    } else {
                        console.log('error submit!!');
                        return false;
                    }
                });
            },
            resetForm (formName) {
                this.$refs[formName].resetFields();
            }
        }
    }
</script>

<style>
    .h22{
        margin: 0px;
    }
    .el-header,
    .el-footer {
        background-color: #b3c0d1;
        color: #333;
        text-align: center;
        line-height: 60px;
    }

    .el-main {
        /* background-color: #e9eef3; */
        color: #333;
        text-align: center;
        line-height: 160px;
    }
    .mlogo {
        height: 80%;
    }

    .demo-ruleForm {
        max-width: 500px;
        margin: 0 auto;
    }
</style>